12653463066 has 32 divisors (see below), whose sum is σ = 25388702208. Its totient is φ = 4204215360.

The previous prime is 12653463061. The next prime is 12653463089. The reversal of 12653463066 is 66036435621.

It is a happy number.

12653463066 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12653463066² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12653463061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2799040 + ... + 2803556.

It is an arithmetic number, because the mean of its divisors is an integer number (793396944).

Almost surely, 2^12653463066 is an apocalyptic number.

12653463066 is an abundant number, since it is smaller than the sum of its proper divisors (12735239142).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12653463066 is a wasteful number, since it uses less digits than its factorization.

12653463066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5926.

The product of its (nonzero) digits is 466560, while the sum is 42.

Adding to 12653463066 its reverse (66036435621), we get a palindrome (78689898687).

The spelling of 12653463066 in words is "twelve billion, six hundred fifty-three million, four hundred sixty-three thousand, sixty-six".